12841821

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 19699680

約数和(自身を除く): 6857859

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 1229, 3483, 3687, 10449, 11061, 33183, 52847, 99549, 158541, 298647, 475623, 1426869, 4280607, 12841821]

約数ペア:

[(1, 12841821), (3, 4280607), (9, 1426869), (27, 475623), (43, 298647), (81, 158541), (129, 99549), (243, 52847), (387, 33183), (1161, 11061), (1229, 10449), (3483, 3687)]